wannacry | 1d3c2088b2d712f8006279db8acb9a1c6dc3037886a655d37bf75ea5fa6b9518

max time kernel
148s
max time network
122s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
18/12/2023, 08:13

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General

Target

Malware-database-main/WannaCry.exe
Size

224KB
MD5

5c7fb0927db37372da25f270708103a2
SHA1

120ed9279d85cbfa56e5b7779ffa7162074f7a29
SHA256

be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844
SHA512

a15f97fad744ccf5f620e5aabb81f48507327b898a9aa4287051464019e0f89224c484e9691812e166471af9beaddcfc3deb2ba878658761f4800663beef7206
SSDEEP

3072:Y059femWRwTs/dbelj0X8/j84pcRXPlU3Upt3or4H84lK8PtpLzLsR/EfcZ:+5RwTs/dSXj84mRXPemxdBlPvLzLeZ

Score

10^/10

wannacry persistence ransomware spyware stealer worm

Malware Config

Extracted

Path

C:\Users\Admin\Documents\!Please Read Me!.txt

Family

wannacry

Ransom Note

Q: What's wrong with my files? A: Ooops, your important files are encrypted. It means you will not be able to access them anymore until they are decrypted. If you follow our instructions we guarantee that you can decrypt all your files quickly and safely! Let's start decrypting! Q: What do I do? A: First, you need to pay service fees for the decryption. Please send $300 worth of bitcoin to this bitcoin address: 15zGqZCTcys6eCjDkE3DypCjXi6QWRV6V1 Next, please find the decrypt software on your desktop, an executable file named "!WannaDecryptor!.exe". If it does not exsit, download the software from the address below. (You may need to disable your antivirus for a while.) rar password: wcry123 Run and follow the instructions! �

Wallets

15zGqZCTcys6eCjDkE3DypCjXi6QWRV6V1

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
ransomware

File Deletion
T1070.004

Inhibit System Recovery
T1490

Drops startup file 1 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\~SD1362.tmp	WannaCry.exe

Executes dropped EXE 4 IoCs

pid	Process
2720	!WannaDecryptor!.exe
2472	!WannaDecryptor!.exe
1476	!WannaDecryptor!.exe
1332	!WannaDecryptor!.exe

Loads dropped DLL 9 IoCs

pid	Process
2744	cscript.exe
1032	WannaCry.exe
1032	WannaCry.exe
1032	WannaCry.exe
1032	WannaCry.exe
500	cmd.exe
500	cmd.exe
1032	WannaCry.exe
1032	WannaCry.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft Update Task Scheduler = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Malware-database-main\\WannaCry.exe\" /r"	WannaCry.exe

Sets desktop wallpaper using registry 2 TTPs 2 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Desktop\\!WannaCryptor!.bmp"	!WannaDecryptor!.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Pictures\\My Wallpaper.jpg"	!WannaDecryptor!.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Interacts with shadow copies 2 TTPs 1 IoCs

Shadow copies are often targeted by ransomware to inhibit system recovery.

ransomware

File Deletion

T1070.004

Inhibit System Recovery

T1490

pid	Process
2004	vssadmin.exe

Kills process with taskkill 4 IoCs

evasion

pid	Process
2192	taskkill.exe
2200	taskkill.exe
1992	taskkill.exe
2204	taskkill.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1332	!WannaDecryptor!.exe

Suspicious use of AdjustPrivilegeToken 47 IoCs

description	pid	Process
Token: SeDebugPrivilege	1992	taskkill.exe
Token: SeDebugPrivilege	2204	taskkill.exe
Token: SeDebugPrivilege	2192	taskkill.exe
Token: SeDebugPrivilege	2200	taskkill.exe
Token: SeBackupPrivilege	2912	vssvc.exe
Token: SeRestorePrivilege	2912	vssvc.exe
Token: SeAuditPrivilege	2912	vssvc.exe
Token: SeIncreaseQuotaPrivilege	1156	WMIC.exe
Token: SeSecurityPrivilege	1156	WMIC.exe
Token: SeTakeOwnershipPrivilege	1156	WMIC.exe
Token: SeLoadDriverPrivilege	1156	WMIC.exe
Token: SeSystemProfilePrivilege	1156	WMIC.exe
Token: SeSystemtimePrivilege	1156	WMIC.exe
Token: SeProfSingleProcessPrivilege	1156	WMIC.exe
Token: SeIncBasePriorityPrivilege	1156	WMIC.exe
Token: SeCreatePagefilePrivilege	1156	WMIC.exe
Token: SeBackupPrivilege	1156	WMIC.exe
Token: SeRestorePrivilege	1156	WMIC.exe
Token: SeShutdownPrivilege	1156	WMIC.exe
Token: SeDebugPrivilege	1156	WMIC.exe
Token: SeSystemEnvironmentPrivilege	1156	WMIC.exe
Token: SeRemoteShutdownPrivilege	1156	WMIC.exe
Token: SeUndockPrivilege	1156	WMIC.exe
Token: SeManageVolumePrivilege	1156	WMIC.exe
Token: 33	1156	WMIC.exe
Token: 34	1156	WMIC.exe
Token: 35	1156	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1156	WMIC.exe
Token: SeSecurityPrivilege	1156	WMIC.exe
Token: SeTakeOwnershipPrivilege	1156	WMIC.exe
Token: SeLoadDriverPrivilege	1156	WMIC.exe
Token: SeSystemProfilePrivilege	1156	WMIC.exe
Token: SeSystemtimePrivilege	1156	WMIC.exe
Token: SeProfSingleProcessPrivilege	1156	WMIC.exe
Token: SeIncBasePriorityPrivilege	1156	WMIC.exe
Token: SeCreatePagefilePrivilege	1156	WMIC.exe
Token: SeBackupPrivilege	1156	WMIC.exe
Token: SeRestorePrivilege	1156	WMIC.exe
Token: SeShutdownPrivilege	1156	WMIC.exe
Token: SeDebugPrivilege	1156	WMIC.exe
Token: SeSystemEnvironmentPrivilege	1156	WMIC.exe
Token: SeRemoteShutdownPrivilege	1156	WMIC.exe
Token: SeUndockPrivilege	1156	WMIC.exe
Token: SeManageVolumePrivilege	1156	WMIC.exe
Token: 33	1156	WMIC.exe
Token: 34	1156	WMIC.exe
Token: 35	1156	WMIC.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
2720	!WannaDecryptor!.exe
2720	!WannaDecryptor!.exe
2472	!WannaDecryptor!.exe
2472	!WannaDecryptor!.exe
1476	!WannaDecryptor!.exe
1476	!WannaDecryptor!.exe
1332	!WannaDecryptor!.exe
1332	!WannaDecryptor!.exe

Suspicious use of WriteProcessMemory 56 IoCs

description	pid	Process	procid_target
PID 1032 wrote to memory of 2740	1032	WannaCry.exe	29
PID 1032 wrote to memory of 2740	1032	WannaCry.exe	29
PID 1032 wrote to memory of 2740	1032	WannaCry.exe	29
PID 1032 wrote to memory of 2740	1032	WannaCry.exe	29
PID 2740 wrote to memory of 2744	2740	cmd.exe	30
PID 2740 wrote to memory of 2744	2740	cmd.exe	30
PID 2740 wrote to memory of 2744	2740	cmd.exe	30
PID 2740 wrote to memory of 2744	2740	cmd.exe	30
PID 1032 wrote to memory of 2720	1032	WannaCry.exe	31
PID 1032 wrote to memory of 2720	1032	WannaCry.exe	31
PID 1032 wrote to memory of 2720	1032	WannaCry.exe	31
PID 1032 wrote to memory of 2720	1032	WannaCry.exe	31
PID 1032 wrote to memory of 2204	1032	WannaCry.exe	32
PID 1032 wrote to memory of 2204	1032	WannaCry.exe	32
PID 1032 wrote to memory of 2204	1032	WannaCry.exe	32
PID 1032 wrote to memory of 2204	1032	WannaCry.exe	32
PID 1032 wrote to memory of 2192	1032	WannaCry.exe	33
PID 1032 wrote to memory of 2192	1032	WannaCry.exe	33
PID 1032 wrote to memory of 2192	1032	WannaCry.exe	33
PID 1032 wrote to memory of 2192	1032	WannaCry.exe	33
PID 1032 wrote to memory of 2200	1032	WannaCry.exe	34
PID 1032 wrote to memory of 2200	1032	WannaCry.exe	34
PID 1032 wrote to memory of 2200	1032	WannaCry.exe	34
PID 1032 wrote to memory of 2200	1032	WannaCry.exe	34
PID 1032 wrote to memory of 1992	1032	WannaCry.exe	38
PID 1032 wrote to memory of 1992	1032	WannaCry.exe	38
PID 1032 wrote to memory of 1992	1032	WannaCry.exe	38
PID 1032 wrote to memory of 1992	1032	WannaCry.exe	38
PID 1032 wrote to memory of 2472	1032	WannaCry.exe	42
PID 1032 wrote to memory of 2472	1032	WannaCry.exe	42
PID 1032 wrote to memory of 2472	1032	WannaCry.exe	42
PID 1032 wrote to memory of 2472	1032	WannaCry.exe	42
PID 1032 wrote to memory of 500	1032	WannaCry.exe	43
PID 1032 wrote to memory of 500	1032	WannaCry.exe	43
PID 1032 wrote to memory of 500	1032	WannaCry.exe	43
PID 1032 wrote to memory of 500	1032	WannaCry.exe	43
PID 500 wrote to memory of 1476	500	cmd.exe	45
PID 500 wrote to memory of 1476	500	cmd.exe	45
PID 500 wrote to memory of 1476	500	cmd.exe	45
PID 500 wrote to memory of 1476	500	cmd.exe	45
PID 1032 wrote to memory of 1332	1032	WannaCry.exe	46
PID 1032 wrote to memory of 1332	1032	WannaCry.exe	46
PID 1032 wrote to memory of 1332	1032	WannaCry.exe	46
PID 1032 wrote to memory of 1332	1032	WannaCry.exe	46
PID 1476 wrote to memory of 1212	1476	!WannaDecryptor!.exe	47
PID 1476 wrote to memory of 1212	1476	!WannaDecryptor!.exe	47
PID 1476 wrote to memory of 1212	1476	!WannaDecryptor!.exe	47
PID 1476 wrote to memory of 1212	1476	!WannaDecryptor!.exe	47
PID 1212 wrote to memory of 2004	1212	cmd.exe	49
PID 1212 wrote to memory of 2004	1212	cmd.exe	49
PID 1212 wrote to memory of 2004	1212	cmd.exe	49
PID 1212 wrote to memory of 2004	1212	cmd.exe	49
PID 1212 wrote to memory of 1156	1212	cmd.exe	51
PID 1212 wrote to memory of 1156	1212	cmd.exe	51
PID 1212 wrote to memory of 1156	1212	cmd.exe	51
PID 1212 wrote to memory of 1156	1212	cmd.exe	51

Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Users\Admin\AppData\Local\Temp\Malware-database-main\WannaCry.exe
"C:\Users\Admin\AppData\Local\Temp\Malware-database-main\WannaCry.exe"
1⤵
- Drops startup file
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1032
- C:\Windows\SysWOW64\cmd.exe
  cmd /c 195091702887269.bat
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2740
- - C:\Windows\SysWOW64\cscript.exe
    cscript //nologo c.vbs
    3⤵
    - Loads dropped DLL
    PID:2744
- C:\Users\Admin\AppData\Local\Temp\Malware-database-main\!WannaDecryptor!.exe
  !WannaDecryptor!.exe f
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:2720
- C:\Windows\SysWOW64\taskkill.exe
  taskkill /f /im MSExchange*
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:2204
- C:\Windows\SysWOW64\taskkill.exe
  taskkill /f /im Microsoft.Exchange.*
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:2192
- C:\Windows\SysWOW64\taskkill.exe
  taskkill /f /im sqlserver.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:2200
- C:\Windows\SysWOW64\taskkill.exe
  taskkill /f /im sqlwriter.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:1992
- C:\Users\Admin\AppData\Local\Temp\Malware-database-main\!WannaDecryptor!.exe
  !WannaDecryptor!.exe c
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:2472
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c start /b !WannaDecryptor!.exe v
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:500
- - C:\Users\Admin\AppData\Local\Temp\Malware-database-main\!WannaDecryptor!.exe
    !WannaDecryptor!.exe v
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1476
  - - C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c vssadmin delete shadows /all /quiet & wmic shadowcopy delete & bcdedit /set {default} bootstatuspolicy ignoreallfailures & bcdedit /set {default} recoveryenabled no & wbadmin delete catalog -quiet
      4⤵
      Suspicious use of WriteProcessMemory
      PID:1212
    - - C:\Windows\SysWOW64\vssadmin.exe
        
        vssadmin delete shadows /all /quiet
        5⤵
        Interacts with shadow copies
        
        PID:2004
    - - C:\Windows\SysWOW64\Wbem\WMIC.exe
        
        wmic shadowcopy delete
        5⤵
        Suspicious use of AdjustPrivilegeToken
        
        PID:1156
- C:\Users\Admin\AppData\Local\Temp\Malware-database-main\!WannaDecryptor!.exe
  !WannaDecryptor!.exe
  2⤵
  - Executes dropped EXE
  - Sets desktop wallpaper using registry
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of SetWindowsHookEx
  PID:1332

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2912

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Indicator Removal

T1070

File Deletion

T1070.004

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Defacement

T1491

Inhibit System Recovery

T1490

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Downloads

C:\Users\Admin\AppData\Local\Temp\Malware-database-main\!WannaDecryptor!.exe

Filesize
236KB

MD5
cf1416074cd7791ab80a18f9e7e219d9

SHA1
276d2ec82c518d887a8a3608e51c56fa28716ded

SHA256
78e3f87f31688355c0f398317b2d87d803bd87ee3656c5a7c80f0561ec8606df

SHA512
0bb0843a90edacaf1407e6a7273a9fbb896701635e4d9467392b7350ad25a1bec0c1ceef36737b4af5e5841936f4891436eded0533aa3d74c9a54efa42f024c5

Download Submit
C:\Users\Admin\AppData\Local\Temp\Malware-database-main\!WannaDecryptor!.exe.lnk

Filesize
1KB

MD5
ee6aeb7924fa4cf8ad0e09103a7e973e

SHA1
73f2d8cd420b3f1d554d1c223335cb38b54ddbc8

SHA256
0c2d563aa0e79680cc61fb892cba6e854f5e1208f329c2a9d85209ef84261c98

SHA512
72565da08949667da2a2698491b5cd659a7c6f4e9711c653aa78802c620024ed77f856fd8f20ff258a72df0fa40318129c0cbd83eae30f50549353f4d589ca7b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Malware-database-main\00000000.res

Filesize
136B

MD5
495e38cc81c77c33c9c2b73f7af8ca6c

SHA1
a17979ef9ca2e43516ab43982b6effbdfb59bb42

SHA256
0edae61d33645ae2ed1745cd5a64b386d510f6c2694636bb58c04f443a59a729

SHA512
64b0ca5b9500a096baba7a6cb7444f03fef0c51f9a3c09eb3982f07ce6e9525ab4c047a7797ce3678bf5e01ac7cfe81c20ee50cda7b90b948a9ec91364fb9ca1

Download Submit
C:\Users\Admin\AppData\Local\Temp\Malware-database-main\00000000.res

Filesize
136B

MD5
053cde0b182b1456865a6c397dbde381

SHA1
ea09441a05aec5998ee8fcf5ed5c2ed7acd9ea0b

SHA256
e3ca10aa1c506dd92da7c2f5af6ecf5c7ef28bebee5ba9c9e19fe2bdcab50eb1

SHA512
f8003982569d70ece55a6b7ea7e1d9803f0239d4f0b6e843900f49f8368e4575922b2db402595856b206afc8f919e8d40efd5fe9cc57b6103c58e070214b6d10

Download Submit
C:\Users\Admin\AppData\Local\Temp\Malware-database-main\00000000.res

Filesize
136B

MD5
80268ae81a7efeef43051f81f024cf66

SHA1
c70f9474101fd9c8f7f5fd4c656a2f0c1afb55c0

SHA256
1fa4bc0646c7067a1746b6416b0aa6d5dfaf2386548c97196c3d95769adab56d

SHA512
7d2cd33e5581d611d69b36db5da5d75cba54f80a26c000b1edde8dff1ca257523941f5675d1a1f0cd5ac78bc408a73053c691a52f414e17b8407012227e56e30

Download Submit
C:\Users\Admin\AppData\Local\Temp\Malware-database-main\00000000.res

Filesize
136B

MD5
ccbc6709bbe94b36b5f394bcff175bfe

SHA1
c55179f86629699c0f74ffcc030ff60b378bf734

SHA256
b810434481da5b60bf495375c3ff3ca45bb12d27526587fdb89fd25b0d137bf2

SHA512
687be587c175b75275e9eadb5de62f695367ea18261285b59c935ab342a18d78fa38afb4680e0aa62e8751cf72239ed4eb00d9d1cc40722d18e723d2081649e7

Download Submit
C:\Users\Admin\AppData\Local\Temp\Malware-database-main\195091702887269.bat

Filesize
380B

MD5
71e08345a9f96647941595bc404e4304

SHA1
207f50600f9d261ff8fa88ba4f52dd2fc5bc13c5

SHA256
04ec40a225b6140fd35a92b66db0ddbcf96d31c4accf7183295c2321be9dcb16

SHA512
5c4bce405c86f688b2f3e6837dd24fc9db1485325965a17a841c191b25104ee9fdbf08d709b74f1fa9e752ad1374c391f3467dd7e448da38a7f1a27b38bc2e3d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Malware-database-main\c.vbs

Filesize
263B

MD5
897fe8eafbce679f3f2ecae2f678753a

SHA1
3e0cef18216c559e6bdf9c1c5331d8d5d2e53398

SHA256
04a249282dfa17a672c10ada3dc9a3b71f518b33fdb953ad2f76d88bd60d2c7a

SHA512
979460bf2c9761e6f3d9c7f99efd3eaf60ac81dfdc7d7d8882c5f248afb04d2aa27885b6aad7140dc601c90a375e5e9e31bbd2efa06496541a74bcd75d2d71ae

Download Submit
C:\Users\Admin\AppData\Local\Temp\Malware-database-main\c.wry

Filesize
628B

MD5
e628d3526b86b090c1ae9abbf93f361e

SHA1
cf5d9031239b2c5e0ed82b2abf31cb9c5f933d6b

SHA256
ed16cd30e0921e5b8861986d67fa0e7759b21a4b60b83aa23c732743d02d9f02

SHA512
be1c183452b689f8d0657c24bb06cae12fc82f8709bf13dd5619a91cc456c82f7c49ed755cdc3105c9819090fe833d135194916d443f881b3612f28d043b045e

Download Submit
C:\Users\Admin\AppData\Local\Temp\Malware-database-main\m.wry

Filesize
42KB

MD5
980b08bac152aff3f9b0136b616affa5

SHA1
2a9c9601ea038f790cc29379c79407356a3d25a3

SHA256
402046ada270528c9ac38bbfa0152836fe30fb8e12192354e53b8397421430d9

SHA512
100cda1f795781042b012498afd783fd6ff03b0068dbd07b2c2e163cd95e6c6e00755ce16b02b017693c9febc149ed02df9df9b607e2b9cca4b07e5bd420f496

Download Submit
C:\Users\Admin\Documents\!Please Read Me!.txt

Filesize
797B

MD5
afa18cf4aa2660392111763fb93a8c3d

SHA1
c219a3654a5f41ce535a09f2a188a464c3f5baf5

SHA256
227082c719fd4394c1f2311a0877d8a302c5b092bcc49f853a5cf3d2945f42b0

SHA512
4161f250d59b7d4d4a6c4f16639d66d21b2a9606de956d22ec00bedb006643fedbbb8e4cde9f6c0c977285918648314883ca91f3442d1125593bf2605f2d5c6b

Download Submit
memory/1032-6-0x0000000010000000-0x0000000010012000-memory.dmp

Filesize
72KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads